2 goredo -- redo implementation on pure Go
3 Copyright (C) 2020 Sergey Matveev <stargrave@stargrave.org>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, version 3 of the License.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
30 jsrRaw := os.Getenv(RedoJSRFdEnv)
31 jswRaw := os.Getenv(RedoJSWFdEnv)
32 if (jsrRaw == "" && jswRaw != "") || (jsrRaw != "" && jswRaw == "") {
33 panic("both JSR and JSW must be set")
40 JSR = mustParseFd(jsrRaw, "JSR")
41 JSW = mustParseFd(jswRaw, "JSW")
50 JSR, JSW, err = os.Pipe()
54 for i := uint(0); i < *JobsN; i++ {
64 if n, err := JSW.Write([]byte{0}); err != nil || n != 1 {
65 panic("can not write JSW")
74 if n, err := JSR.Read([]byte{0}); err != nil || n != 1 {
75 panic("can not read JSR")